Home / 11,272.87-16,908.49-5,033.44

Finding the Fourth Proportional to 11,272.87, 16,908.49 and 5,033.44

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Solution

The fourth proportional to 11,272.87, 16,908.49 and 5,033.44 is: 7,549.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.87 : 16,908.49 = 5,033.44 : x
  2. Step 2: Convert to fraction form
    11,272.87/16,908.49 = 5,033.44/x
  3. Step 3: Cross multiply
    11,272.87x = 16,908.49 × 5,033.44
  4. Step 4: Simplify right side
    11,272.87x = 85,107,869.91
  5. Step 5: Solve for x
    x = 85,107,869.91/11,272.87
  6. Step 6: Final answer
    x = 7,549.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.